clebsch_gordan

clebsch_gordan (j1, j2, m1, m2, j, m) — Function

Compute the Clebsch-Gordan coefficient <j1, j2, m1, m2 | j, m>.

racah_v (a, b, c, a1, b1, c1) — Function

Compute Racah’s V coefficient (computed in terms of a related Clebsch-Gordan coefficient).

racah_w (j1, j2, j5, j4, j3, j6) — Function

Compute Racah’s W coefficient (computed in terms of a Wigner 6j symbol)

wigner_3j (j1, j2, j3, m1, m2, m3) — Function

Compute Wigner’s 3j symbol (computed in terms of a related Clebsch-Gordan coefficient).

wigner_6j (j1, j2, j3, j4, j5, j6) — Function

Compute Wigner’s 6j symbol.

wigner_9j (a, b, c, d, e, f, g, h, i, j,) — Function

Compute Wigner’s 9j symbol.